{"slug":"jeremylongshore-detecting-weak-cryptography","source_name":"jeremylongshore/detecting-weak-cryptography","name":"Jeremylongshore/Detecting Weak Cryptography","description":"Scan a source tree for weak cryptographic primitives: MD5 / SHA-1\nused for security purposes, DES / 3DES / RC4 ciphers, ECB block\nmode, custom-built crypto (XOR loops, hand-rolled HMAC),\nhardcoded IVs, predictable random (Math.random / java.util.Random\nfor crypto seeds), missing certificate verification\n(verify=False, rejectUnauthorized: false).\nUse when: pre-merge gate on crypto-touching code, audit before\nSOC2 / PCI assessment, post-incident review when \"we found a\nweakness in our token signin","version":1,"lift":{"pass_rate_delta_pts":21.74,"pass_rate_pct":87,"total_cases":23,"passed_cases":20,"tokens_delta_pct":36.4,"turns_delta_pct":0,"verdict":"mixed","benchmark_model":"gemini-3.6-flash","grading_method":"judged","completed_at":"2026-08-14T12:08:45.854135+00:00"},"skill_score":0.8696,"benchmark_models":[{"model":"gemini-3.6-flash","headline":true,"delta_pts":21.74,"with_pass_pct":87,"without_pass_pct":65.2,"tokens_delta_pct":36.4,"turns_delta_pct":0,"total_cases":23,"cases_aggregated":22,"verdict":"mixed","never_hurt":true,"completed_at":"2026-08-14T12:08:45.854135+00:00","run_id":"830508ad-575e-478b-a9ac-30f3e9e5f162","version_number":1,"is_latest_version":true,"gate":null}],"trust":{"skill_safety":"passed","safety_status":"clean","intent_verdict":"safe","content_status":"clean","indexable":true},"license":"MIT","install_count":0,"manifest_hash":"23813d17da0c08130cb4a3c5731bbbf2c64e02f6a3d99bb27c5d5ca975eb4a58","raw_url":"https://app.decimal.ai/s/jeremylongshore-detecting-weak-cryptography/SKILL.md","scorecard_url":"https://app.decimal.ai/skills/jeremylongshore-detecting-weak-cryptography"}